Home / 53,386.70-73,670.42-29,511.94

Finding the Fourth Proportional to 53,386.70, 73,670.42 and 29,511.94

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Solution

The fourth proportional to 53,386.70, 73,670.42 and 29,511.94 is: 40,724.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386.70 : 73,670.42 = 29,511.94 : x
  2. Step 2: Convert to fraction form
    53,386.70/73,670.42 = 29,511.94/x
  3. Step 3: Cross multiply
    53,386.70x = 73,670.42 × 29,511.94
  4. Step 4: Simplify right side
    53,386.70x = 2,174,157,014.81
  5. Step 5: Solve for x
    x = 2,174,157,014.81/53,386.70
  6. Step 6: Final answer
    x = 40,724.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.